Fix "wrong number of arguments" error when shipping events to MongoDB (fixes logstash-plugins#60, logstash-plugins#64, logstash-plugins#65) (logstash-plugins#66)

Add missing second argument to to_bson methods, introduced with underlying Mongo driver update (fixes issues logstash-plugins#60, logstash-plugins#64, logstash-plugins#65)

Author: rmmorrison

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 3.1.7
+  - Fix "wrong number of arguments" error when shipping events to MongoDB (fixes #60, #64, #65) [#66](https://github.com/logstash-plugins/logstash-output-mongodb/pull/66)
+
 ## 3.1.6
   - Fixes BigDecimal and Timestamp encoding and update driver to v2.6 [#59](https://github.com/logstash-plugins/logstash-output-mongodb/pull/59)
 

lib/logstash/outputs/bson/big_decimal.rb

@@ -33,7 +33,7 @@ module BigDecimal
     #   1.221311.to_bson
     # @return [ String ] The encoded string.
     # @see http://bsonspec.org/#/specification
-    def to_bson(buffer = ByteBuffer.new)
+    def to_bson(buffer = ByteBuffer.new, validating_keys = Config.validating_keys?)
       buffer.put_bytes([ self ].pack(PACK))	
     end
 

lib/logstash/outputs/bson/logstash_event.rb

@@ -30,7 +30,7 @@ module LogStashEvent
     #   Event.new("field" => "value").to_bson
     # @return [ String ] The encoded string.
     # @see http://bsonspec.org/#/specification
-     def to_bson(buffer = ByteBuffer.new)
+     def to_bson(buffer = ByteBuffer.new, validating_keys = Config.validating_keys?)
       position = buffer.length
       buffer.put_int32(0)
       to_hash.each do |field, value|

lib/logstash/outputs/bson/logstash_timestamp.rb

@@ -25,7 +25,7 @@ module LogStashTimestamp
     # A time is type 0x09 in the BSON spec.
     BSON_TYPE = 9.chr.force_encoding(BINARY).freeze
 
-    def to_bson(buffer = ByteBuffer.new)
+    def to_bson(buffer = ByteBuffer.new, validating_keys = Config.validating_keys?)
       time.to_bson(buffer)
     end
 

logstash-output-mongodb.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name            = 'logstash-output-mongodb'
-  s.version         = '3.1.6'
+  s.version         = '3.1.7'
   s.licenses        = ['Apache License (2.0)']
   s.summary         = "Writes events to MongoDB"
   s.description     = "This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program"